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Class Information
Number: 327/536
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific identifiable device, circuit, or system > With specific source of supply or bias voltage > Having particular substrate biasing > Having stabilized bias or power supply level > Charge pump details
Description: Subject matter wherein the particular substrate biasing circuit is regulated by a significantly recited electrical circuit arrangement for pumping electric charges (electrons (negative charges) or protons (positive charges)) into or out of the substrate to polarize the substrate at a negative or positive potential which is the generated bias voltage.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5901055 |
Internal boosted voltage generator of semiconductor memory device |
May. 4, 1999 |
| 5898336 |
Charging pump circuit and a phase-locked loop circuit using the same |
Apr. 27, 1999 |
| 5892267 |
Multi-stage voltage-boosting circuit with boosted back-gate bias |
Apr. 6, 1999 |
| 5892400 |
Amplifier using a single polarity power supply and including depletion mode FET and negative voltage generator |
Apr. 6, 1999 |
| 5892670 |
Charge pump architecture |
Apr. 6, 1999 |
| 5889427 |
Voltage step-up circuit |
Mar. 30, 1999 |
| 5889428 |
Low loss, regulated charge pump with integrated ferroelectric capacitors |
Mar. 30, 1999 |
| 5889664 |
Multiple level voltage generator for semiconductor memory device |
Mar. 30, 1999 |
| 5886566 |
High voltage charge transfer stage |
Mar. 23, 1999 |
| 5880622 |
Method and apparatus for controlling a charge pump for rapid initialization |
Mar. 9, 1999 |
| 5881014 |
Semiconductor memory device with a voltage down converter stably generating an internal down-converter voltage |
Mar. 9, 1999 |
| 5877650 |
Booster circuit |
Mar. 2, 1999 |
| 5877651 |
Semiconductor memory device that can have power consumption reduced |
Mar. 2, 1999 |
| 5877948 |
Voltage converter |
Mar. 2, 1999 |
| 5874849 |
Low voltage, high current pump for flash memory |
Feb. 23, 1999 |
| 5874850 |
Mos voltage elevator of the charge pump type |
Feb. 23, 1999 |
| 5872733 |
Ramp-up rate control circuit for flash memory charge pump |
Feb. 16, 1999 |
| 5866957 |
Switching device |
Feb. 2, 1999 |
| 5861772 |
Charge pump circuit of nonvolatile semiconductor memory |
Jan. 19, 1999 |
| 5856918 |
Internal power supply circuit |
Jan. 5, 1999 |
| RE36013 |
Differential charge pump circuit with high differential and low common mode impedance |
Dec. 29, 1998 |
| 5852552 |
High voltage generator with a latch-up prevention function |
Dec. 22, 1998 |
| 5847596 |
Internal voltage generator |
Dec. 8, 1998 |
| 5841314 |
Charge pump type of negative voltage generator circuit and method |
Nov. 24, 1998 |
| 5841703 |
Method and apparatus for removal of VT drop in the output diode of charge pumps |
Nov. 24, 1998 |
| 5841725 |
Charge pump circuit for a semiconductor memory device |
Nov. 24, 1998 |
| 5838190 |
Negative voltage drive circuit |
Nov. 17, 1998 |
| 5835434 |
Internal voltage generating circuit, semiconductor memory device, and method of measuring current consumption, capable of measuring current consumption without cutting wire |
Nov. 10, 1998 |
| 5831469 |
Multiplier improved voltage |
Nov. 3, 1998 |
| 5831470 |
High-efficiency charge pumping circuit |
Nov. 3, 1998 |
| 5828254 |
Error regulator circuit for sample and hold phase locked loops |
Oct. 27, 1998 |
| 5821805 |
Charge pump circuit having different threshold biases of the transistors |
Oct. 13, 1998 |
| 5818287 |
Gate-switching charge-pump implemented inside a phase locked loop |
Oct. 6, 1998 |
| 5818288 |
Charge pump circuit having non-uniform stage capacitance for providing increased rise time and reduced area |
Oct. 6, 1998 |
| 5818289 |
Clocking scheme and charge transfer switch for increasing the efficiency of a charge pump or other circuit |
Oct. 6, 1998 |
| 5818758 |
Zero voltage drop negative switch for dual well processes |
Oct. 6, 1998 |
| 5818766 |
Drain voltage pump circuit for nonvolatile memory device |
Oct. 6, 1998 |
| 5815026 |
High efficiency, high voltage, low current charge pump |
Sep. 29, 1998 |
| 5812015 |
Boosting pulse generation circuit for a semiconductor integrated circuit |
Sep. 22, 1998 |
| 5812017 |
Charge pump voltage multiplier circuit |
Sep. 22, 1998 |
| 5812018 |
Voltage booster circuit |
Sep. 22, 1998 |
| 5808505 |
Substrate biasing circuit having controllable ring oscillator |
Sep. 15, 1998 |
| 5805519 |
Semiconductor memory device |
Sep. 8, 1998 |
| 5801569 |
Output driver for mixed supply voltage systems |
Sep. 1, 1998 |
| 5801577 |
High voltage generator |
Sep. 1, 1998 |
| 5801578 |
Charge pump circuit with source-sink current steering |
Sep. 1, 1998 |
| 5801934 |
Charge pump with reduced power consumption |
Sep. 1, 1998 |
| 5798915 |
Progressive start-up charge pump and method therefor |
Aug. 25, 1998 |
| 5796285 |
Voltage-limiting circuit with hysteresis comparator |
Aug. 18, 1998 |
| 5796293 |
Voltage boosting circuits having backup voltage boosting capability |
Aug. 18, 1998 |
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